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Galaxy S4 accepts memory cards with maximum capacities of 64 GB. Depending on the memory card manufacturer and type, some memory cards may not be compatible with your device.
- Some memory cards may not be fully compatible with the device. Using an incompatible card may damage the device or the memory card, or corrupt the data stored in it.
- Use caution to insert the memory card right-side up.
- Galaxy S4 supports the FAT and the exFAT file systems for memory cards. When inserting a card formatted in a different file system, the device asks to reformat the memory card.
- Frequent writing and erasing of data shortens the lifespan of memory cards.
- When inserting a memory card into the device, the memory card’s file directory appears in the SD memory card folder under the internal memory.
Step 1. Remove the back cover.
Step 2. Insert a memory card with the gold-coloured contacts facing downwards.
Step 3. Push the memory card into the slot until it locks in place.
Step 4. Replace the back cover.
Removing the memory card from Galaxy S4
Before removing the memory card, first unmount it for safe removal. On the Home screen, tap Apps → Settings → More → Storage → Unmount SD card.
Step 1. Remove the back cover.
Step 2. Push the memory card until it disengages from the device, and then pull it out.
Step 3. Replace the back cover.
Do not remove the memory card while the device is transferring or accessing information. Doing so can cause data to be lost or corrupted or damage to the memory card or device. Samsung is not responsible for losses that result from the misuse of damaged memory cards, including the loss of data.
Formatting the memory card on Galaxy S4
A memory card formatted on a computer may not be compatible with the device. Format the memory card on Galaxy S4.
On the Home screen, tap Apps → Settings → More → Storage → Format SD card → Format SD card → Erase everything.
Before formatting the memory card, remember to make backup copies of all important data stored on the device. The manufacturer’s warranty does not cover loss of data resulting from user actions.